This file is a harmful and undesirable program. Probably virus. It's recommended to delete it.
What is 05.vbs Windows startup process
File name: 05.vbs
Program name: block
Description: W32.Pusia.A@mm worm.
Information added by: ZhuChara at 13 October 2008
Hint: If 05.vbs file is a virus or trojan, we recommend to use a antivirus software or registry cleaner.